fix: typecheck

Author: ldez

test/testdata/notcompiles/typecheck_many_issues.go

@@ -2,8 +2,8 @@
 package testdata
 
 func TypeCheckBadCalls() {
-	typecheckNotExists1.F1() // want "undeclared name: `typecheckNotExists1`"
-	typecheckNotExists2.F2() // want "undeclared name: `typecheckNotExists2`"
-	typecheckNotExists3.F3() // want "undeclared name: `typecheckNotExists3`"
-	typecheckNotExists4.F4() // want "undeclared name: `typecheckNotExists4`"
+	typecheckNotExists1.F1() // want "undefined: typecheckNotExists1"
+	typecheckNotExists2.F2() // want "undefined: typecheckNotExists2"
+	typecheckNotExists3.F3() // want "undefined: typecheckNotExists3"
+	typecheckNotExists4.F4() // want "undefined: typecheckNotExists4"
 }